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This ACL main bearing set is made as a direct replacement for Buick V6 engines covering 181, 196, 231 and 252 displacements produced between 1964 and 1990. It supplies the crankshaft journal support needed during an engine rebuild or crank service and is intended to restore proper clearances as part of standard bottom-end overhaul procedures for those Buick V6 applications.
ACL Buick V6 181-196-231-252 1964-90 Engine Crankshaft Main Bearing Set
